Lap tray



FIG. 1 is a perspective view of a lap tray, showing my design;

FIG. 2 is an elevational view showing one of the two identical sides;

FIG. 3 is a top plan view;

FIG. 4 is an elevational view showing one of the two identical ends; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a lap tray, as shown and described. 